Police are looking for a man who allegedly groped a 13-year-old girl in Alexandria Tuesday afternoon.

The incident happened around 4:10 p.m. near the intersection of North Van Dorn Street and Sanger Avenue. Police said the girl was walking from a bus stop in that area when a man approached her from behind and sexually assaulted her.

Two witnesses confronted the suspect, who then fled, police said.

The suspect is described as a white or Hispanic man, about 5’5” to 5’8” tall, with slicked back hair, a thin mustache and tattoos on both arms.

Anyone with information can call police at 703-746-6711.